19/03/2020Approximations and Estimations(Study by Topics Junior Class) 0Comments by Gate Academy Welcome to your Approximations and Estimations(Study by Topics Junior Class) NAME EMAIL PHONE NUMBER 1. Round to the nearest hundreds place:98, 45698, 54098, 44098, 46098, 5502. Calculate correct to 2 d.p4.534.443.73. Correct each of the numbers 38.7152 and 0.05381 to two significant figures and find their product, correct to two significant figures2.00.212.11.94. A chicken farmer collected 412 eggs in March and 596 in April. How many more eggs were collected in April? Round your numbers to the nearest 10.980 eggs380 eggs80 eggs180 eggs5. Approximate 0.4059 to 3 significant figures.0.4050.410.4060.40.406. Calculate the approximate cost of 128 books at N450.50 each58,000.0057,500.0058,500.0057,664.007. Calculate to 3 s.f0.2140.3110.1230.1758. In order to take his family to a show, Sergio will have to purchase 2 adult tickets and 3 child tickets. Given that an adult ticket costs £32.60 and a child ticket costs £17.50, work out an estimate for how much it will cost Sergio to take his whole family to this show.80120701009. What is 0.021728 to 3 significant figures?0.0210.021730.02170.02180.02210. Find the estimated answers of the equation :0.1410.1550.211. The difference between 0.003286 correct to three significant figures and 0.003286 correct to four decimal places is0.000010.0000040.00030.0000912. The area of a rectangle is 65.69 cm², if the length is 10.12 cm, calculate the width correct to 2 dp6.49 cm5.59 cm5.74 cm6.50 cm13. You’ve decided to add another room to the carpet buying. The last room is 3.9m by 2.2m. How much carpet do I need for all three rooms?15 m²20.9 m²20 m²23.2 m²14. Round off 0.004365 correct to 2 significant figures.0.00440.0040.004370.00430.4415. A ball has diameter 20 cm. The volume of the ball, correct to two significant figures is5,000 cm³4,200 cm³3,500 cm³4,000 cm³16. Evaluate correct to two decimal places50 + 1/50 + 3/500 + 25/500050.0350.0250.2050.3017. A price of unleaded petrol is N97 per litre. A company buys 692 litres, calculate the actual amount paid by the companyN72,763N67,124N70,000N68,00018. Find the estimated answers of the equation :758087.577.419. Express 156 to the nearest 1017515016516020. Approximate 0.4059 to 2 significant figures.0.400.410.4060.4050.421 out of 20Time is Up!